Format
This data frame contains the following columns:
M
-
percentage of males aged 14--24.
So
-
indicator variable for a Southern state.
Ed
-
mean years of schooling.
Po1
-
police expenditure in 1960.
Po2
-
police expenditure in 1959.
LF
-
labour force participation rate.
M.F
-
number of males per 1000 females.
Pop
-
state population.
NW
-
number of non-whites per 1000 people.
U1
-
unemployment rate of urban males 14--24.
U2
-
unemployment rate of urban males 35--39.
GDP
-
gross domestic product per head.
Ineq
-
income inequality.
Prob
-
probability of imprisonment.
Time
-
average time served in state prisons.
y
-
rate of crimes in a particular category per head of population.
Source
Ehrlich, I. (1973) Participation in illegitimate activities: a
theoretical and empirical investigation.
Journal of Political Economy, 81, 521--565. Vandaele, W. (1978) Participation in illegitimate activities: Ehrlich
revisited. In Deterrence and Incapacitation,
eds A. Blumstein, J. Cohen and D. Nagin, pp. 270--335.
US National Academy of Sciences.